241498666991 has 2 divisors, whose sum is σ = 241498666992. Its totient is φ = 241498666990.

The previous prime is 241498666979. The next prime is 241498667023. The reversal of 241498666991 is 199666894142.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-241498666991 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (241498666921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120749333495 + 120749333496.

It is an arithmetic number, because the mean of its divisors is an integer number (120749333496).

Almost surely, 2^241498666991 is an apocalyptic number.

241498666991 is a deficient number, since it is larger than the sum of its proper divisors (1).

241498666991 is an equidigital number, since it uses as much as digits as its factorization.

241498666991 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 40310784, while the sum is 65.

The spelling of 241498666991 in words is "two hundred forty-one billion, four hundred ninety-eight million, six hundred sixty-six thousand, nine hundred ninety-one".